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Knight's Mechanical Encyclopedia (ed. Knight), I. (search)
ly the same, being a series of eight or ten ovens and upper rooms, on either side of a passage about 100 feet by 15, and 12 in hight. The thermometer in any part is not less than 24° Reaumer (86° Fah.); but the average heat in the ovens does not reach the temperature of fowls, which is 32° Reaumer. Excessive heat or cold are equally prejudicial to this process, and the only season of the year at which they succeed is from the 15th of Imsheer (23d of February) to the 15th of Baramoodeh (24th of April), beyond which time they cannot reckon upon a sufficient percentage to make it a paying business. The illustration A (Fig. 2666) shows the modern Egyptian oven for hatching eggs. a is the entrance room, and b the passage between the rows of ovens on each side. The chamber c for the eggs is below the one d in which the fires are made in troughs alongside the walls, the heated air passing to the chamber below by a hole in the floor dividing the two apartments. The illustration give